尺寸链应用的若干关键问题解决方案

Solution Methods for Key Questions of Size Chain Application

以装配尺寸链和工艺尺寸链为例,探讨尺寸链的获取方法,尺寸链封闭环的判定,各个组成环性质的判定方法,以及尺寸链的公差分配原则等问题的解决方案.最后,通过实例对解决方案进行验证.

Concerning the assembly size chain and technological size chain,the solutions to the following questions are discussed including the acquirement of size chain,the determination of the scaling ring of the size chain,the determination method of the property of each composition link and the principle of tolerance allocation of the size chain.Finally,the solution methods are verified by case study.